Google Pixel 9 vs Pixel 8a
Here we compared two smartphones: the 6.3-inch Google Pixel 9 (with Google Tensor G4) that was released on August 13, 2024, against the Google Pixel 8a, which is powered by Google Tensor G3 and came out 4 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.
Key differences
Reasons to consider the Google Pixel 9
- Better camera quality (According to DxOMark rating)
- Delivers 48% higher peak brightness (2247 against 1518 nits)
- Shows 14% longer battery life (22:26 vs 19:43 hours)
- Has 50% more RAM: 12GB versus 8GB
- Waterproof body (IP68 classification)
- Compatible with the latest Wi-Fi 7 wireless networks
- More recent OS version: Android 15 versus 14
- Thinner bezels – 5.8% more screen real estate
- Reverse charging feature
- 9% faster in single-core GeekBench 6 test: 1832 and 1683 points
Reasons to consider the Google Pixel 8a
- 14% better performance in AnTuTu Benchmark (1223K versus 1074K)
- CPU with a higher amount of cores (+1)
Review
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Choose the importance of each parameter to more accurately identify the smartphone that best meets your particular needs.
Tests and specifications
Comparison table of technical specifications and testsDisplay
| Type | OLED | OLED |
| Size | 6.3 inches | 6.1 inches |
| Resolution | 1080 x 2424 pixels | 1080 x 2400 pixels |
| Aspect ratio | 20:9 | 20:9 |
| PPI | 422 ppi | 430 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Adaptive refresh rate | Yes (60-120 Hz) | Yes (60-120 Hz) |
| Max rated brightness | 2700 nits | 2000 nits |
| Max rated brightness in HDR | 1800 nits | 1400 nits |
| HDR support | Yes, HDR10+ | Yes, HDR10 |
| Screen protection | Gorilla Glass Victus 2 | Corning Gorilla Glass 3 |
| Screen-to-body ratio | 87.1% | 81.3% |
| Display features | - DCI-P3 - Always-On Display | - DCI-P3 - Always-On Display |
| RGB color space | 99% | 99.1% |
| PWM | 120 Hz | 120 Hz |
| Response time | 1 ms | 2 ms |
| Contrast | ∞ Infinity | ∞ Infinity |
Peak brightness test (auto)
Design and build
| Height | 152.8 mm (6.02 inches) | 152.1 mm (5.99 inches) |
| Width | 72 mm (2.83 inches) | 72.7 mm (2.86 inches) |
| Thickness | 8.5 mm (0.33 inches) | 8.9 mm (0.35 inches) |
| Weight | 198 g (6.98 oz) | 188 g (6.63 oz) |
| Waterproof | IP68 | IP67 |
| Rear material | Glass | Plastic |
| Frame material | Metal | Metal |
| Colors | White, Black, Green, Pink | White, Black, Blue, Green |
| Fingerprint scanner | Yes, in-display | Yes, in-display |
Screen-to-body ratio
Performance
| Chipset | Google Tensor G4 | Google Tensor G3 |
| Max clock | 3100 MHz | 3000 MHz |
| CPU cores | 8 (1 + 3 + 4) | 9 (1 + 4 + 4) |
| Architecture | - 4 cores at 1.92 GHz: Cortex-A520 - 3 cores at 2.6 GHz: Cortex-A720 - 1 core at 3.1 GHz: Cortex-X4 | - 4 cores at 1.7 GHz: Cortex-A510 - 4 cores at 2.37 GHz: Cortex-A715 - 1 core at 2.91 GHz: Cortex-X3 |
| Manufacturing | Samsung | Samsung |
| Lithography process | 4 nanometers | 4 nanometers |
| Neural processor (NPU) | Yes | Yes |
| Graphics | Mali-G715 MP7 | Mali-G715 MP7 |
| GPU shading units | 896 | 896 |
| GPU clock | 940 MHz | 890 MHz |
| FLOPS | ~1792 GFLOPS | ~1594.8 GFLOPS |
Benchmarks
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
AnTuTu Benchmark 10
| CPU | 237029 | 368321 |
| GPU | 449828 | 432077 |
| Memory | 189059 | 218319 |
| UX | 198336 | 204978 |
| Total score | 1074252 | 1223695 |
| Samples | [5 tests] | [3 tests] |
Memory
| RAM size | 12 GB | 8 GB |
| Memory type | LPDDR5X | LPDDR5 |
| Memory clock | 4200 MHz | 3200 MHz |
| Channels | 4 | 4 |
| Storage size | 128, 256 GB | 128, 256 GB |
| Storage type | UFS 3.1 | UFS 3.1 |
| Memory card | No | No |
Software
| Operating system | Android 14 (Can be upgraded to Android 15) | Android 14 |
| ROM | Stock Android | Stock Android |
| OS size | 19 GB | 18.4 GB |
Battery
| Capacity | 4700 mAh | 4492 mAh |
| Max charge power | 27 W | 18 W |
| Battery type | Li-Po | Li-Po |
| Replaceable | No | No |
| Wireless charging | Yes (12 W) | Yes (7.5 W) |
| Reverse charging | Yes, (wireless) | No |
| Fast charging | Yes (55% in 30 min) | Yes (33% in 30 min) |
| Full charging time | 1:25 hr | 2:09 hr |
| Web browsing | 10:01 hr | 08:15 hr |
| Watching video | 13:38 hr | 13:00 hr |
| Gaming | 05:41 hr | 04:54 hr |
| Standby | 98 hr | 86 hr |
General battery life
Main camera
| Matrix | 50 megapixels | 64 megapixels |
| Image resolution | 8160 x 6144 | 9000 x 7000 |
| Zoom | Digital | Digital |
| Flash | LED | Dual LED |
| Stabilization | Optical | Optical |
| 8K video recording | No | No |
| 4K video recording | Up to 60FPS | Up to 60FPS |
| 1080p video recording | Up to 60FPS | Up to 60FPS |
| Slow motion | 240 FPS (1080p) | 240 FPS (1080p) |
| Angle of widest lens | 123° | 120° |
| Lenses | 1) Standard: 50 MP 2) Ultrawide: 48 MP | 1) Standard: 64 MP 2) Ultrawide: 13 MP |
| Camera features | - Bokeh mode - Pro mode - RAW support | - Bokeh mode - Pro mode - RAW support |
| Image resolution | 50 MP | 64 MP |
| Aperture | f/1.7 | f/1.9 |
| Focal length | 24 mm | 26 mm |
| Sensor | Samsung GNK | Sony IMX787 |
| Sensor size | 1/1.31" | 1/1.73" |
| Pixel size | 1.2 micron | 0.8 micron |
| Autofocus | Laser autofocus | Phase autofocus (Dual Pixel) |
| Stabilization | Optical | Optical |
| Image resolution | 48 MP | 13 MP |
| Aperture | f/1.7 | f/2.2 |
| Sensor | - | Sony IMX712 |
| Sensor size | 1/2.55" | 1/3.06" |
| Pixel size | - | 1.12 micron |
| Stabilization | Digital | Digital |
DxOMark main camera tests
Photo quality
Video quality
Generic main camera score
| Bokeh | 75 | 60 |
| Preview | 83 | 71 |
| Zoom | 132 | 126 |
| Samples | Photo samples of Google Pixel 9 from DxOMark | Photo samples of Google Pixel 8a from DxOMark |
Selfie camera
| Megapixels | 10.5 megapixels | 13 megapixels |
| Image resolution | 3648 x 2736 | 4032 x 3024 |
| Aperture | f/2.2 | - |
| Focal length | 20 mm | - |
| Sensor | CMOS | - |
| Sensor size | 1/3.1" | - |
| Pixel size | 1.22 micron | - |
| Autofocus | Phase autofocus | - |
| Stabilization | Digital | - |
| Video resolution | 2160p (4K) at 60 FPS | 2160p (4K) at 30 FPS |
| Depth sensor (TOF 3D) | No | No |
Connectivity
| Wi-Fi standard | Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) | Wi-Fi 6E (802.11 a/b/g/n/ac/ax) |
| Wi-Fi features | - Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display | - Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth features | LE | LE |
| USB type | USB Type-C | USB Type-C |
| USB version | 3.2 | 3.2 |
| USB features | - Charging - USB-Storage mode - OTG | - Charging - USB-Storage mode - OTG |
| DisplayPort | Yes | Yes |
| GPS | GPS, GLONASS, Galileo | GPS, GLONASS, Galileo, QZSS |
| NFC* | Yes | Yes |
| Infrared port | No | No |
| Number of SIM* | 1 | 1 |
| Type of SIM card | Nano | Nano |
| eSIM support* | Yes | Yes |
| Hybrid slot | No | No |
| LTE Cat* | - | 20 |
| 5G support | Yes | Yes |
Sound
| Speakers | Stereo | Stereo |
| Headphone audio jack | No | No |
| FM radio | No | No |
| Dolby Atmos | No | No |
Speakers test
Max loudness
Other
| Category | Flagship | Mid-range |
| Announced | August 2024 | May 2024 |
| Release date | August 2024 | May 2024 |
| Launch price | $799 | $499 |
| SAR (head) | 0.99 W/kg | - |
| SAR (body) | 1.4 W/kg | - |
| Sensors | - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint | - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
| Bundled charger | Not included | Not included |
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

